103  
SXUS45 KMSO 202330  
RECGPI  
 
RECREATION FORECAST FOR FLATHEAD LAKE  
NATIONAL WEATHER SERVICE MISSOULA MT  
505 PM MDT SAT JUN 20 2026  
 
NOTE: THE EXPERIMENTAL WAVE HEIGHT FORECASTS ARE REPRESENTATIVE OF  
THE MID LAKE WATERS AND DOWNWIND SHORES. WAVE HEIGHTS MAY BE  
SIGNIFICANTLY LESS ON UPWIND SHORES.  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST WINDS  
AROUND 15 MPH IN THE EVENING BECOMING LIGHT. WAVES LESS THAN  
1 FOOT.    
SUNDAY  
MOSTLY SUNNY. A CHANCE OF SHOWERS AND A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70 . VARIABLE  
WINDS UP TO 10 MPH. CHANCE OF PRECIPITATION 40 PERCENT. WAVES  
LESS THAN 1 FOOT.    
SUNDAY NIGHT  
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN IN  
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE LOWER  
50S. VARIABLE WINDS UP TO 10 MPH. WAVES LESS THAN 1 FOOT.    
MONDAY  
SUNNY. HIGHS IN THE UPPER 60S. VARIABLE WINDS UP TO  
10 MPH. WAVES LESS THAN 1 FOOT.  
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